In Canto Three of his poem John Shade (the poet in VN’s novel Pale Fire, 1962) describes IPH (a lay Institute of Preparation for the Hereafter) and mentions fra Karamazov mumbling his inept all is allowed:
Among our auditors were a young priest
And an old Communist. Iph could at least
Compete with churches and the party line.
In later years it started to decline: